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Borgwarner Inc patents


Recent patent applications related to Borgwarner Inc. Borgwarner Inc is listed as an Agent/Assignee. Note: Borgwarner Inc may have other listings under different names/spellings. We're not affiliated with Borgwarner Inc, we're just tracking patents.

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 new patent  Friction material

A friction material comprises a base and a porous friction generating layer penetrating into and integral with the base. The base presents a bonding surface. The porous friction generating layer presents a friction generating surface facing opposite the bonding surface of the base. The porous friction generating layer comprises fibers... Borgwarner Inc

Control inlet swirl device

A number of variations may include a method comprising selectively actuating an inlet swirl device to cause a compressor to windmill at a higher speed during an operation mode where fuel consumption of an engine in the vehicle is at a minimal or before an acceleration event.... Borgwarner Inc

Transfer case with oil distribution

A transfer case includes a primary output shaft, a secondary output shaft, a clutch, and a hub. The clutch includes a plurality of interleaved plates for selectively rotationally coupling the primary output shaft to the secondary output shaft. The hub rotationally couples the primary output shaft and the clutch. The... Borgwarner Inc

Transfer case with disconnect lubrication

A lubrication system (400) for a transfer case (200) includes a pump (228) selectively supplying a working fluid to a fluid reservoir of an actuator (226) configured to apply force to a clutch assembly (214) to cause the clutch assembly (214) to move between a disengaged position and an engaged... Borgwarner Inc

Transfer case with oil distribution

A transfer case comprises a primary output shaft, a secondary output shaft, a clutch, and a plurality of valves. The primary output shaft includes a hub rotationally coupled thereto. The clutch is selectively couples the primary output shaft to the secondary output shaft to transfer torque therebetween. The clutch includes... Borgwarner Inc

Valve assembly and system including same for controlling fluid flow to and from a clutch

A system for controlling fluid flow to and from a clutch includes a motor, a pump, and a valve assembly. The valve assembly includes a housing defining an interior. The housing defines a first orifice operably coupled to the pump and a second orifice operably coupled to the clutch. The... Borgwarner Inc

Venting system for a bearing housing thermal dam of a turbocharger

A venting system for a turbocharger may include a bearing housing. The bearing housing may include an inner member. A housing wall may extend from the inner member and may include at least one vent disposed therethrough. A partition may be sealed to the housing wall and the inner member.... Borgwarner Inc

Compressor stage egr injection

A product may include a bearing housing in which a shaft may be supported by a bearing so that it may rotate. A compressor wheel may be disposed on the shaft. A compressor cover may be connected with the bearing housing, which may form a compressor body and may define... Borgwarner Inc

Accumulator and making and using the same

A number of variations may include a fluid accumulator comprising, a housing and at least one movable piston wherein the piston separates an interior of the housing into a first chamber constructed and arranged for containing a first fluid, and a second chamber constructed and arranged for containing a second... Borgwarner Inc

Carrier stop for split ring planetary drive

A split ring planetary drive with at least one travel end stop received in at least one pocket of a first ring gear. The travel end stop is moveable between a first stop position in which as the planetary drive rotates in a direction the travel end stop engages the... Borgwarner Inc

Method for manufacturing a metal component, metal component, and turbocharger

A turbocharger compressor wheel with an aluminum proportion of at least 50 atom percent, produced by. etching a turbine wheel base body using an alkaline etchant to produce a specific etch pitting consisting of nano pores and micropores and chemical deposition of a nickel-phosphorous protective layer (19) onto the etched... Borgwarner Inc

Turbocharger turbine stage valves controlled by a single actuator

A turbocharger (1) including a twin scroll turbine and a valve assembly (40, 140) disposed in the exhaust gas inlet (24, 124) that is configured to control the flow exhaust gas through the turbine. The valve assembly (40, 140) includes two rotary valves (60, 160, 80, 180) actuated by a... Borgwarner Inc

Mono or dual coaxial slider valve for controlling a twin scroll turbocharger

A compact flow control valve capable of providing long service life in a very hostile environment. The valve is a mono or dual coaxial slider valve capable of controlling two different functions sequentially, at least one of the functions being controlled progressively. The flow control valve controls the fluid connection... Borgwarner Inc

Method and system for freezing alternator node address

A vehicle system including a plurality of alternators with a common electrical connection interface having at least one connector and a digital communication connector through which a processor communicates with the alternators. Input signals received at the at least one connector are unique for each alternator under normal and unimpaired... Borgwarner Inc

Solenoid having selective latch for solenoid-actuated valve

A solenoid for a solenoid-actuated valve includes a coil, a flux tube, a pole piece disposed axially from the flux tube and encircled by the coil, a movable armature disposed in the flux tube and the pole piece, and a latch disposed between the flux tube and the pole piece... Borgwarner Inc

Bi-stable front axle disconnect with synchronizer

A product comprising: an axle shaft and an input shaft, wherein the axle shaft is coaxial with the input shaft; a clutch operatively connected to the axle shaft and the input shaft constructed and arranged to selectively couple and decouple the input shaft and the axle shaft; an actuator operatively... Borgwarner Inc

Hydraulic tensioner with cantilever shipping spring

A hydraulic tensioner (10) and method of assembly can include a housing (12) having an aperture and a piston (16) received within the aperture for movement between an extended position and a retracted position. A tensioner spring (36) positioned within the aperture for bias the piston (16) toward the extended... Borgwarner Inc

Autonomous emergency braking with mechanical transmission

A number of variations may include an autonomous emergency braking system including a device for automatically opening a clutch of a transmission without driver action required. A number of variations may include a method comprising providing an autonomous emergency braking system including a device for automatically opening a clutch of... Borgwarner Inc

Weight and cost optimized carrier for modular hydraulic tensioner

A hydraulic tensioner (10) and method of manufacture can include a housing (12), a piston (16) moveable from a retracted position toward an extended position with respect to the housing (12) in response to fluid pressure, and a tensioner spring (36) biasing the piston (16) toward the extended position. The... Borgwarner Inc

Switch valve assembly and hydraulic control module including same

A switch valve assembly controls first and second fluid flows in a hydraulic circuit defined by a valve body and a separator plate of a valve body assembly of a hydraulic control module. The valve body defines a fluid exit. The valve body is further defined as first and second... Borgwarner Inc

Gear drive assembly having one of a first selected gear and a second selected gear and a producing the same

A gear drive assembly is used in an actuator. The gear drive assembly includes a housing and a gear arrangement including a drive gear, a driven gear, and one of a first selected gear and a second selected gear engageable with both of the drive and driven gears. The drive... Borgwarner Inc

Brake for unintended neutral mode in transfer case

A number of variations may include a product comprising an output shaft having a radial flange comprising a plurality of teeth; a range shifter operatively connected to the output shaft constructed and arranged to selectively shift a vehicle between a low range, high range, and neutral mode; a mode shifter... Borgwarner Inc

Variable force tensioning assembly

A variable force tensioning assembly creates and maintains a tension force on an endless loop used to transmit power. The variable force tensioning assembly includes a body having a cylinder defining a cylinder inner diameter. An outer piston is disposed substantially within the cylinder and slidable therewithin. The outer piston... Borgwarner Inc

Retention sleeve and balance strategy for a high speed permanent magnet rotor

A method for reducing stress concentration on a rotor sleeve during balance cutting comprising: providing an axial protrusion to an outer diameter of a first end cap and a second end cap of a rotor assembly; and radially cutting at least one of the sleeve or the axial protrusion to... Borgwarner Inc

Exhaust gas turbocharger with combined adjustment device for bypass valve and flow connection

A multi-flow exhaust gas turbocharger (101) comprising a turbine (105), a turbine wheel, a first flow (1) and a second flow (2), a bypass line (6) for bypassing the turbine wheel, a bypass valve unit (107) for adjusting the size of a bypass exhaust gas flow through the bypass line... Borgwarner Inc

Ported shroud geometry to reduce blade-pass noise

A compressor housing may include a shroud portion which is axially spaced from an inlet portion and configured to at least partially surround the compressor wheel. The compressor housing may be further configured to include a recirculation cavity which is formed between an exterior surface of the shroud portion and... Borgwarner Inc

Reduced axial length increased capacity synchronizer

A synchronizer is provided for torsionally connecting a gear to an axially aligned shaft. The synchronizer includes a hub connected with the shaft, a sleeve having an inner diameter with spline teeth for torsional connection with the hub being axially movable upon the hub, a blocking ring torsionally connected on... Borgwarner Inc

Shoe for chain guide and for chain tensioner arm, and chain guide and chain tensioner arm provided with said shoe

To simplify a structure and reduce costs. A shoe for a chain guide or for a chain tensioner arm is constructed. Here, a shoe (3) has a chain sliding surface (30) on which a chain slides. A locking protrusion such as a clip, a tab or a hook for locking... Borgwarner Inc

Terminal assembly for an electric machine

An alternator including a housing, and a stator fixedly mounted relative to the housing. The stator includes a plurality of stator slots and a stator winding arranged in the plurality of stator slots. The stator winding includes at least five stator leads extending from five adjacent ones of the plurality... Borgwarner Inc

Rotating multi-mode clutch module with stationary actuator

A multi-mode clutch module for connecting two components rotating relative to each other may include an outer race, an inner race and pawls coupled to the inner race and movable between engagement to and disengagement from the outer race to alternately lock and unlock the races for relative rotation in... Borgwarner Inc

System and adjusting actuation timing of valves in a piston engine

A system that provides adjustable actuation timing of one or more valve(s) (16) in a piston engine includes a position sensor (12) and a variable valve actuation assembly (10). The valve(s) (16) can be intake and/or exhaust valves in an internal combustion engine of an automobile. The position sensor (12)... Borgwarner Inc

Hollow filled turbocharger rotor shaft

A turbocharger rotor shaft assembly and associated turbocharger that includes at least one turbine rotor member having a first face and an opposed second face; and a rotor shaft having a first end and an opposed second end distal from the first end, wherein the rotor shaft is connected to... Borgwarner Inc

Fluid friction clutch

A fluid friction clutch with a housing, a clutch plate and a reservoir that are disposed in the housing, a supply pump element rotatably coupled to the clutch plate, a supply conduit and a valve. The clutch plate and the housing form a working chamber. The supply conduit couples the... Borgwarner Inc

Thermal management system and making and using the same

A number of variations may include a product including a thermal management component comprising a housing comprising a first polymer wherein the first polymer is constructed and arranged to provide thermal control of at least one neighbor component comprising an exterior surface in contact with the thermal management component wherein... Borgwarner Inc

Biasing device for linkage system and making and using the same

A number of variations may include a product comprising: a linkage system comprising: a first and second lever; a first interconnecting component and second interconnecting component operably connected to the first and second levers; a link bar having a first end with a first opening for receiving the first or... Borgwarner Inc

11/16/17 / #20170330667

Solenoid driver

A solenoid driver may be provided for a solenoid with a coil selectively energized by a power supply in a first polarity. An energy storage device may be charged by the power supply. A circuit may be configured to connect the energy storage device to the coil in a second... Borgwarner Inc

11/09/17 / #20170321785

Valvular paths

A product for applying tension is disclosed. A block may have a first passage opening into the block. A body may have a first manifold and may be positioned against the block so that the first passage is open to the first manifold. The body may have a flow path... Borgwarner Inc

11/09/17 / #20170321819

Reverse taper piston for pneumatic actuators

A product may include a canister and a diaphragm may separate a control chamber within the canister. A piston may be movable in the canister between a first position and a second position in response to a pressure change in the control chamber. The piston may have a body and... Borgwarner Inc

11/09/17 / #20170324290

Hybrid rotor module cooling

An electric machine including a housing, and a stator mounted to the housing. The stator includes a plurality of laminations, a first end turn and a second end turn. A rotor shaft extends through the housing. A hybrid rotor module is coupled to the rotor shaft. The hybrid rotor module... Borgwarner Inc

11/09/17 / #20170324305

Cooling system for an electric motor

A stator housing has an annular wall including a first end, a second end, an outer surface and an inner surface defining an interior cavity. A stator is arranged within the interior cavity. The stator includes an outer surface portion, a first end turn and a second end turn. A... Borgwarner Inc

11/02/17 / #20170314651

Vortex channel

A product for applying tension is disclosed. The product may include a block with a first bore opening into to the block. A body may be provided having a second bore substantially larger in diameter than the first bore. The body may be positioned against the block so that the... Borgwarner Inc

11/02/17 / #20170314665

Torsionally compliant sprocket with locking mechanism

A torsionally compliant sprocket system includes a first sprocket (250); a second sprocket (230) mounted in side-by-side relation to the first sprocket (250); a resilient member (270) that resiliently couples the second sprocket (230) to the first sprocket (250) to allow limited angular rotation of the second sprocket (230) with... Borgwarner Inc

11/02/17 / #20170314684

One-way pressure activated piston seal

A solenoid actuated valve (10) holds pressure and volume of an accumulator with low leakage and provides low actuation drag during a release stroke for dumping fluid contents of the accumulator at very low current draw. Two elongate valve members (10a, 10b) are assembled to be movable axially relative to... Borgwarner Inc

10/26/17 / #20170306988

Multi-pressure hydraulic supply system for an automatic transmission

A pressurized fluid supply system for a vehicle transmission is provided. The fluid supply system has a pump with at least high and low pressure outputs that supplies high and low pressure components via a directional valve. The pressurized fluid supply system minimizes the parasitic loss upon a vehicle engine.... Borgwarner Inc

10/26/17 / #20170307057

Friction clutch having a first friction material engageable in a partially engaged position and a second friction material engageable in a fully engaged position

A friction clutch selectively and directly couples a rotatable drive and driven members. The friction clutch includes first and second clutch members movable toward and away from each other along an axis between disengaged, partially engaged, and fully engaged positions. The first and second clutch members are independently coupled to... Borgwarner Inc

10/26/17 / #20170309399

Method of roll-forming with gap fillers for solenoid used for transmission

A method of roll-forming with gap fillers for a solenoid used for a transmission includes the steps of providing a can of a solenoid, the can having a discontinuous surface with a gap, providing additional material in the gap, and roll-forming the additional material in the gap simultaneously with roll-forming... Borgwarner Inc

10/19/17 / #20170298761

Heat shield

A heat shield (100) and method for assembling such is disclosed. The heat shield (100) may comprise an outer wall (122) and an inner wall (124). The outer wall (122) includes a first member (130), a flange (132) extending outward from the first member (130) and a first inner edge... Borgwarner Inc

10/19/17 / #20170298771

Flow strakes for turbocharger bearing housing oil core

A bearing housing for a turbocharger is disclosed. The bearing housing includes a first end proximate to a turbine wheel of the turbocharger and a second end proximate to a compressor wheel of the turbocharger. The bearing housing further includes a central chamber disposed between the first end and the... Borgwarner Inc

10/19/17 / #20170302114

Common lamination component for accommodating multiple conductor geometries in an electric machine

Rectangular conductor wires (38) are often used in alternator applications requiring a high slot fill to maximize output and efficiency. However for lower output and efficiency applications, round conductor (40) wire may increase cost competiveness in these alternators. A common lamination for a core (110) alternatively accommodates both rectangular conductor... Borgwarner Inc

10/12/17 / #20170292524

Method for securing stator in high speed electric motors

An electromechanical is provided which includes an electromagnetic rotor, a housing with an interior opening with a stop, a first bearing mount for supporting a first bearing rotatably mounting the rotor in the housing, a cover connected with the housing having a boss having an interior providing a second bearing... Borgwarner Inc

10/05/17 / #20170284223

Turbocharger bearing fluid film surface and method

A bearing system and method may include a bearing element that may have a first surface. A mating element may have a second surface that may face the first surface. A fluid film interface may be defined between the first and the second surfaces. The mating element may rotate about... Borgwarner Inc

10/05/17 / #20170284458

Turbocharger bearing fluid film surface and method

A bearing system and method may include a bearing element that may have a first surface. A mating element may have a second surface that may face the first surface. A fluid film interface may be defined between the first and the second surfaces. The mating element may rotate about... Borgwarner Inc

10/05/17 / #20170284480

Freewheel and producing such a freewheel

The present invention relates to a freewheel (2) comprising an inner ring (30), an outer ring (28), a clamping gap (32) between the inner ring (30) and the outer ring (28), a side wall (40) for lateral limitation of the clamping gap (32) and at least one clamping element (34)... Borgwarner Inc

10/05/17 / #20170284505

Chain pin retention

A chain belt for a continuously variable transmission which has a plurality of links and a plurality of coupling members connecting the plurality of links together. Each of the coupling members has an outer perimeter, a first end with a first prepared surface, and a second end with a second... Borgwarner Inc

09/28/17 / #20170276064

Reverse offset wastegate valve assembly for improved catalyst light-off performance

A turbocharger assembly may include a turbine wheel. A turbine housing may surround at least part of the turbine wheel. A wastegate port may be defined by the turbine housing and may provide a bypass around the turbine wheel. A valve plate may be movable between a first position closing... Borgwarner Inc

09/28/17 / #20170276066

Variable geometry turbocharger

A turbocharger turbine section is disclosed. The turbine may include a first swing vane rotatably coupled with a first pin that may include a first leading edge, a first trailing edge, a first exhaust side edge extending between the first leading edge and the first trailing edge and a first... Borgwarner Inc

09/28/17 / #20170276190

Plate carrying device, multiplate clutch or brake and producing a plate carrying device

The present invention relates to a plate carrying device (2) having a plate carrier (4), which has a tubular section (24), and a supporting ring (6), which surrounds the tubular section (24) and on which the tubular section (24) can be supported or is supported outwardly in a radial direction... Borgwarner Inc

09/21/17 / #20170267288

Automatic parallel parking of vehicle equipped with manual transmission

A system and method of parking a vehicle is disclosed. A vehicle may be provided with a manual transmission. The vehicle may be equipped with an automatically modulated clutch. A target parking space may be identified. The clutch may be modulated automatically through a controller to move the vehicle while... Borgwarner Inc

09/21/17 / #20170268581

Latching clutch having a ball detent latching device requiring a reduced amount of hydraulic pressure

A power-transmitting device (10) and a method of assembling a power-transmitting device (10) secures and releases driving continuity between driving and driven parts (22, 62) through at least one clutch assembly (26, 66). The power-transmitting device (10) includes an apply plate (36) axially moveable with respect to the clutch assembly... Borgwarner Inc

09/14/17 / #20170261045

Clutch and electric motor

A number of variations may include a product including a stator assembly and/or a rotor assembly wherein at least one of the stator assembly and/or rotor assembly includes a central cavity, and at least two clutch assemblies, wherein at least a portion of each of the two clutch assemblies is... Borgwarner Inc

09/14/17 / #20170261082

Electric all-wheel drive two speed with split double reduction planetary

A number of variations may include a product comprising an electrical machine operatively connected to a driveline module comprising a gear train having a fixed gear ratio, a first planetary gear set having multiple gear ratios operatively connected to the gear train, a second planetary gear set having a fixed... Borgwarner Inc

09/14/17 / #20170261102

Electrically actuated cvt sheaves

A product may include a rotating sheave that may have a first sheave half and a second sheave half. A distance between the first and second sheave halves may be variable. A screw actuator may have a screw that may engage the first sheave half. A motor may be connected... Borgwarner Inc

09/07/17 / #20170254235

Engine variable camshaft timing phaser with planetary gear set

An engine variable camshaft timing phaser (10) includes a sprocket (12), three ring gears (26, 28, 30), multiple planet gears (24), and a sun gear (22). The sprocket (12) receives rotational drive input from an engine crankshaft. One or more of the three ring gear(s) (26, 28, 30) receives rotational... Borgwarner Inc

09/07/17 / #20170254370

Dual rate of release on selectable clutch pawls

The selectable clutch module may include a first member and a second member positioned adjacent to the first member. The selectable clutch module may further include a plurality of notches formed on the second member and an actuator operably coupled to an armature. Furthermore, the selectable clutch module may include... Borgwarner Inc

09/07/17 / #20170254371

Position force controlled actuator

An actuator device for a selectable clutch having three or more clutch modes may include a dual rate piston with a stable middle position. A positive stop provides very accurate control when shifting from an end position to a middle position without overshoot. Precision position control of the actuator device... Borgwarner Inc

Patent Packs
09/07/17 / #20170254372

Clutch actuation using differential pressure

An actuation device having a piston is used to actuate a mechanical or friction clutch by means of differential pressure. Two sides of a piston are pressurized, and the relative pressure between the two sides is decreased or increased to move the piston in either direction. The position of the... Borgwarner Inc

09/07/17 / #20170254375

Twin hydraulic piston for a selectable clutch module

The selectable clutch may include a first actuator and a second actuator. Moreover, the selectable clutch may further include a first cam operatively associated with the first actuator and a second cam operatively associated with the second actuator. Furthermore, a first armature may be actuated by the first actuator and... Borgwarner Inc

09/07/17 / #20170254376

Selectable clutch module actuator using a single hydraulic feed to achieve three or more modes

The actuating mechanism for the selectable clutch module may include an actuator housing that defines an actuator chamber. At least one piston may be disposed within the actuator chamber and configured to move between at least a first piston position and a second piston position. An armature may be attached... Borgwarner Inc

09/07/17 / #20170254392

Tensioner with spring force control in a second bore

A tensioner for tensioning a chain span which uses two pistons. The movement of the two pistons may be coupled together. The first piston provides damping to the chain span and a second piston provides variable, dominant and automatically adjusting spring force to the chain span. The tensioner automatically adjusts... Borgwarner Inc

09/07/17 / #20170254393

Tensioner with spring force control in a second bore

A tensioner for tensioning a chain span which uses two pistons. The movement of the two pistons may be coupled together. The first piston provides damping to the chain span and a second piston provides variable, dominant and automatically adjusting spring force to the chain span. The tensioner automatically adjusts... Borgwarner Inc

09/07/17 / #20170254396

Electric all-wheel drive two speed with split double reduction planetary

A number of variations may include a product comprising an electrical machine operatively connected to a driveline module comprising a gear train having a fixed gear ratio, a first planetary gear set having multiple gear ratios operatively connected to the gear train, a second planetary gear set having a fixed... Borgwarner Inc

08/31/17 / #20170247917

Bus configured latching solenoid

A latching solenoid (100, 200, 300) includes a coil (114) and an armature (120). The armature (120) moves between latch position and a rest position in response to momentary energization of the coil (114) without moving in response to de-energization of the coil (114). A solenoid controller (140) is operable... Borgwarner Inc

08/31/17 / #20170248032

Bearing housing oil spray groove

A product may be provided for use with a turbocharging system. A housing may be configured to house a bearing. A shaft may extend through the bearing. A turbine wheel may be connected to one end of the shaft. The housing may include a wall forming an opening and defining... Borgwarner Inc

08/31/17 / #20170248045

Engine variable camshaft timing phaser with planetary gear assembly

An engine variable camshaft timing phaser (10) includes a sprocket (12) and a planetary gear assembly (14). The sprocket (12) receives rotational drive input from an engine crankshaft. The planetary gear assembly (14) includes two or more ring gears (26, 28), multiple planet gears (24), a sun gear (22), and... Borgwarner Inc

08/31/17 / #20170248047

Engine variable camshaft timing phaser with planetary gear set

An engine variable camshaft timing phaser (10) includes a sprocket (12) and a planetary gear set (14). The sprocket (12) receives rotational drive input from an engine crankshaft. The planetary gear set (14) includes two or more ring gears (34, 36), multiple planet gears (32), a sun gear (30), a... Borgwarner Inc

08/31/17 / #20170248065

Thermal management system and making and using the same

A number of variations may include a thermal management system having an engine and a coolant system comprising a coolant circuit and a coolant pump, wherein the coolant pump is operated by an electronic control unit that operates independently of the engine, and wherein the electronic control unit is constructed... Borgwarner Inc

08/31/17 / #20170248068

Bypass valve for compressor

A product and method are disclosed for use with an engine including an intake passage providing combustion air to the engine. An exhaust passage may channel expelled combustion gases from the engine. A first compressor may be disposed in the intake passage, and a turbine may be disposed in the... Borgwarner Inc

08/31/17 / #20170248070

Turbocharger with integrated actuator

A turbocharger (1) includes a variable turbine geometry (VTG) device (20) disposed in the turbine housing (11) adjacent to the turbine wheel (4) and configured to selectively control the amount of exhaust gas delivered to the turbine wheel (4). A geared actuating mechanism (40) connects the VTG device (20) to... Borgwarner Inc

08/31/17 / #20170248176

Segment and laminated mechanical clutch race for permanently engaged starter one way clutch

A race for a mechanical clutch assembly may be formed from multiple race layers that assembled from pluralities of stamped arcuate segments. First and second race layers may have the same shape when their arcuate segments are assembled are assembled. The arcuate segments of the first race layer may be... Borgwarner Inc

08/31/17 / #20170248177

Multimode clutch arrangements

A clutch for selectively preventing rotation of a rotating component may include a first and second pawls pivotable between engagement and disengagement with the rotating component to selectively prevent or allow rotation of the rotating component in one or both directions. An armature moveable between a first and second armature... Borgwarner Inc

Patent Packs
08/31/17 / #20170248189

Control strategy for a variable spring rate absorber

A variable spring rate absorber is adjusted to provide the vibration attenuation characteristics needed to match current operating conditions. Control of a variable spring rate absorber determines the desired absorber spring rate for existing conditions based on a number of inputs and predetermined characterization tables. Once the spring rate is... Borgwarner Inc

08/31/17 / #20170248204

Rotational tensioner with stored energy and damping feature

A tensioner uses a low rate torsion spring in a first stage and a high rate torsion spring in a second stage to maintain tension in a chain or belt. The first stage is connected to the second stage by a torque coupling. The high rate torsion spring is maintained... Borgwarner Inc

08/31/17 / #20170248205

Improved chain guide and tensioning apparatus

A chain guide and tensioning apparatus (10) for reducing friction and heat generated by said chain guide and tensioning apparatus (10) engaging a driven chain (16). A guide body (12) has an engagement surface (26) and a first aperture (54) extending through the guide body (12) and opening into the... Borgwarner Inc

08/31/17 / #20170248375

Heat exchanger and storage device for cold vehicle startup with regenerative capability

A product is provided with a container holding a heat storage medium. A fluid is entrained in a conduit that is routed through the container and routed through a heat generating system. An initiator is operably connected to the container. The heat storage medium is responsive to the generation of... Borgwarner Inc

08/24/17 / #20170240038

Multimode clutch for through-the-road hybrid vehicle

A multimode clutch may be adapted for selectively connecting and disconnecting front and/or rear axles from respective internal combustion engine and electric motor powertrains connected to such front and rear driving axles in a through-the-road hybrid vehicle. For example, the engine may be part of a front axle driven powertrain... Borgwarner Inc

08/24/17 / #20170240043

Locking transfer case

A transfer case comprises a primary output shaft, and a secondary output shaft selectively coupleable to the primary output shaft with a plate clutch to transfer torque therebetween. The plate clutch includes a housing, a plurality of interleaved plates that are engaged alternatingly with the primary output shaft and the... Borgwarner Inc

08/24/17 / #20170241324

Thermal management system with heat recovery and making and using the same

A number of variations may include a thermal management system comprising: an engine, an exhaust heat recovery system, and a coolant system comprising a coolant circuit and a coolant pump wherein the coolant pump operates independently of the engine and is operated by an electronic control unit, and wherein the... Borgwarner Inc

08/24/17 / #20170241333

Variable compression ratio connecting rod system with rotary actuator

A variable compression connecting rod system (10) located in an internal combustion engine (12) and a method of assembly can include a connecting rod (28) mountable to a piston pin (26) having a first longitudinal axis at one end and 5 mountable to a crankpin (22) having a second longitudinal... Borgwarner Inc

08/24/17 / #20170241486

Locking transfer case

A transfer case includes a primary output shaft, and a secondary output selectively coupleable to the primary output shaft with a secondary torque transfer mechanism. The secondary torque transfer mechanism comprises a plate clutch and a locking sleeve. The plate clutch includes a housing coupled to the secondary output shaft,... Borgwarner Inc

08/24/17 / #20170241491

Flexplate assembly and systems incorporating the same

A flexplate assembly (26) for use in a starting system (31) for translating rotational torque between an engine and a transmission includes a drive assembly (28) adapted to be attached to the engine and the transmission for translating rotational torque therebetween. The flexplate assembly (26) also includes a ring assembly... Borgwarner Inc

08/24/17 / #20170243683

Solenoid with non-magnetic front bearing

A solenoid actuator is provided having an armature assembly with a separate joined shunt side bearing consisting of a non-magnetic or slightly magnetic material. The material of the shunt side bearing prevents significant amounts of magnetic flux transferring through the lower bearing area of the armature assembly in the radial... Borgwarner Inc

08/24/17 / #20170243684

Solenoid with latch assist

A solenoid is latched in an energized position by a magnetic field established by a low level current in combination with a residual magnetic field established by a pulse of current. Fail-safe return to the de-energized positon occurs when the supply of power is turned off or lost.... Borgwarner Inc

08/24/17 / #20170243686

Latching solenoid which utilizes residual magnetism for the latch and a capacitor which is discharged to degauss and release the latch

A solenoid is latched in an energized position by a residual magnetic field established by a pulse of current. A degaussing current is selectively applied from a capacitor to unlatch the solenoid. Fail-safe return to the de-energized position occurs when the supply of power is lost.... Borgwarner Inc

08/17/17 / #20170232839

Transfer case

A vehicle transfer case is provided including input and output shafts mounted within a housing, a secondary shaft selectively driven by the output shaft, a first hub having an inner diameter splined section having a first extreme neutral position with exclusive torsional engagement with the output shaft, and in a... Borgwarner Inc

08/17/17 / #20170232840

Transfer case with four wheel lock

A transfer case includes primary and secondary output shafts, along with a secondary torque transfer mechanism and a locking mechanism, which are configured to selectively couple the primary and secondary output shafts. The secondary torque transfer mechanism comprises a sprocket coupled to the secondary output shaft, and a plate clutch... Borgwarner Inc

08/17/17 / #20170234153

Guide a turbocharger including a vane lever integrated adjustment ring axial travel stop

A vane lever (46) for a guide apparatus (28) of a turbocharger (10) may include a base (49). The base (49) may include a bore (48) disposed therethrough. An arm (50) may extend from the base (49) and may be receivable in an aperture (42) of an adjustment ring (40)... Borgwarner Inc

08/17/17 / #20170234325

Single inlet/outlet connection for turbocharger compressor

A compressor device for a turbocharger. The compressor device includes a compressor housing and a separate snorkel member which are provided separately and then connected together. The compressor housing has two air passages separated by a partition wall, while the snorkel member similarly has two separate air ducts separated in... Borgwarner Inc

08/17/17 / #20170234373

Actuator mechanism for transfer case

A transfer case includes an input shaft, a primary output shaft, a secondary output shaft, and an actuator. The primary output shaft is coupled to the input shaft with a gear reduction mechanism. The secondary output shaft is selectively coupleable to the primary output shaft with a secondary torque transfer... Borgwarner Inc

08/17/17 / #20170234374

Actuator mechanism for transfer case

An actuator for a transfer case includes an actuator member, a face cam mechanism, and a motor. The actuator member includes a circumferential flange and an annular body extending from an inner periphery of the circumferential flange. The annular body includes a circumferential slot opposite the flange defined between two... Borgwarner Inc

08/17/17 / #20170234452

Degressive pneumatic actuator spring rate

A valve actuator (100) and method for controlling such is disclosed. The valve actuator (100) may include a body (126), a piston (134), a first spring (136) displaceable between a primary position (154) and a secondary position (156), and a second spring (138) displaceable between a first position (158a) and... Borgwarner Inc

08/10/17 / #20170226888

Stamped variable geometry turbocharger lever using retention collar

A pivot shaft assembly for a turbocharger with variable turbine geometry (VTG) is provided. The pivot shaft assembly may include a pivot shaft, a pivot fork extending from the pivot shaft, a VTG lever disposed on the pivot shaft, and a retention collar axially coupled to the pivot shaft such... Borgwarner Inc

08/10/17 / #20170227135

Pressure relief valve tuning feature

A pressure relief valve (10) in a hydraulic tensioner for an endless loop power transmission member and method of assembly can include a check valve member (18) positioned within a fluid passage (14) defined by a housing (12) for movement toward and away from a valve seat (16) defined by... Borgwarner Inc








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